BR112012018829A2 - process for preparing carboxymethyl cellulose, carboxymethyl cellulose and use of carboxymethyl cellulose - Google Patents

process for preparing carboxymethyl cellulose, carboxymethyl cellulose and use of carboxymethyl cellulose

Info

Publication number
BR112012018829A2
BR112012018829A2 BR112012018829A BR112012018829A BR112012018829A2 BR 112012018829 A2 BR112012018829 A2 BR 112012018829A2 BR 112012018829 A BR112012018829 A BR 112012018829A BR 112012018829 A BR112012018829 A BR 112012018829A BR 112012018829 A2 BR112012018829 A2 BR 112012018829A2
Authority
BR
Brazil
Prior art keywords
carboxymethyl cellulose
preparing
cellulose
carboxymethyl
preparing carboxymethyl
Prior art date
Application number
BR112012018829A
Other languages
Portuguese (pt)
Other versions
BR112012018829B1 (en
Inventor
Meinolf Brackhagen
Oliver Petermann
Roland Adden
Volkhard Müller
Original Assignee
Dow Global Technologies Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dow Global Technologies Llc filed Critical Dow Global Technologies Llc
Publication of BR112012018829A2 publication Critical patent/BR112012018829A2/en
Publication of BR112012018829B1 publication Critical patent/BR112012018829B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
    • C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C08L1/286—Alkyl ethers substituted with acid radicals, e.g. carboxymethyl cellulose [CMC]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Cosmetics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BR112012018829-1A 2010-03-30 2010-03-30 process for preparing carboxymethyl cellulose, carboxymethyl cellulose and use of carboxymethyl cellulose BR112012018829B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2010/001992 WO2011120533A1 (en) 2010-03-30 2010-03-30 New high viscosity carboxymethyl cellulose and method of preparation

Publications (2)

Publication Number Publication Date
BR112012018829A2 true BR112012018829A2 (en) 2016-04-12
BR112012018829B1 BR112012018829B1 (en) 2019-10-29

Family

ID=43127417

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012018829-1A BR112012018829B1 (en) 2010-03-30 2010-03-30 process for preparing carboxymethyl cellulose, carboxymethyl cellulose and use of carboxymethyl cellulose

Country Status (8)

Country Link
US (1) US20130012696A1 (en)
EP (1) EP2552968B1 (en)
JP (1) JP2013523919A (en)
KR (1) KR101709930B1 (en)
CN (1) CN102822204B (en)
BR (1) BR112012018829B1 (en)
MX (1) MX352476B (en)
WO (1) WO2011120533A1 (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5902696B2 (en) * 2010-10-12 2016-04-13 ダウ グローバル テクノロジーズ エルエルシー Novel cellulose ethers and their use
FI20116163L (en) * 2011-11-23 2013-05-24 Upm Kymmene Corp Method and system for making cellulosic material
US9999944B2 (en) 2012-08-28 2018-06-19 Hobart Brothers Company Systems and methods for welding electrodes
US10543556B2 (en) 2012-08-28 2020-01-28 Hobart Brothers Llc Systems and methods for welding zinc-coated workpieces
US10016850B2 (en) * 2012-08-28 2018-07-10 Hobart Brothers Company Systems and methods for welding electrodes
CN114012302A (en) * 2013-01-16 2022-02-08 霍伯特兄弟有限责任公司 System and method for welding electrodes
KR102210291B1 (en) * 2013-01-16 2021-02-01 호바트 브라더즈 엘엘씨 A tubular welding wire
EP3055101A2 (en) 2013-10-09 2016-08-17 Hobart Brothers Company Systems and methods for corrosion-resistant welding electrodes
CN103724436B (en) * 2013-12-06 2016-02-10 济南圣泉集团股份有限公司 A kind of preparation method of ether of cellulose
US10355280B2 (en) * 2014-08-28 2019-07-16 Dai-Ichi Kogyo Seiyaku Co., Ltd. Manufacturing method of carboxymethyl cellulose salt for electrode of nonaqueous electrolyte secondary battery, electrode for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery
US10300565B2 (en) 2014-10-17 2019-05-28 Hobart Brothers Company Systems and methods for welding mill scaled workpieces
US9610379B2 (en) 2015-01-23 2017-04-04 Fpinnovations Absorbent fibres produced from low-substituted carboxymethyl cellulose and the process thereof
WO2017004120A1 (en) * 2015-06-30 2017-01-05 Dow Global Technologies Llc Gypsum compositions containing crosslinked cellulose ethers for mortars with reduced stickiness
US9926665B2 (en) * 2016-02-25 2018-03-27 International Paper Company Crosslinked cellulose as precursor in production of high-grade cellulose derivatives and related technology
JP2019014784A (en) * 2017-07-04 2019-01-31 日本製紙株式会社 Forming type detergent composition
JP2019059856A (en) * 2017-09-27 2019-04-18 第一工業製薬株式会社 Method for producing carboxymethyl cellulose or salt thereof
US11518820B2 (en) * 2017-12-07 2022-12-06 Nippon Paper Industries Co., Ltd. Method for producing carboxymethylated cellulose and carboxymethylated cellulose nanofibers
CN110357973A (en) * 2018-04-10 2019-10-22 上海长光企业发展有限公司 A kind of sodium carboxymethylcellulose and its preparation method and application
US11352748B2 (en) 2018-07-31 2022-06-07 International Paper Company Crosslinked pulps, cellulose ether products made therefrom; and related methods of making pulps and cellulose ether products
CN113518793A (en) * 2019-03-04 2021-10-19 乐天精密化学株式会社 Method for producing carboxymethyl cellulose particle, carboxymethyl cellulose particle produced by the method, and water-absorbent article including the same
CN110128553B (en) * 2019-05-15 2022-04-29 上海长光企业发展有限公司 Cellulose gum and preparation method and application thereof
MX2023008975A (en) 2021-01-29 2023-10-04 Nutrition & Biosciences Usa 1 Llc Method of preparation of carboxymethyl cellulose having improved storage stability.
CN113265008B (en) 2021-07-02 2022-03-01 重庆力宏精细化工有限公司 High-viscosity lithium carboxymethyl cellulose and preparation method and application thereof
EP4212239A1 (en) 2022-01-14 2023-07-19 International Flavors & Fragrances Inc. Biodegradable prepolymer microcapsules
CN116621997B (en) * 2023-06-19 2024-03-12 山东扬子生物科技有限公司 Preparation process for preparing sodium carboxymethyl cellulose by slurry method

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DE1222031B (en) * 1962-10-26 1966-08-04 Hercules Powder Co Ltd Process for the production of cellulose or starch ethers
US2067946A (en) 1935-06-19 1937-01-19 Ici Ltd Process of making cellulose derivatives
US2636879A (en) 1950-04-27 1953-04-28 Du Pont Manufacture of cellulose ethers
US3284441A (en) * 1965-07-26 1966-11-08 Hercules Inc Process of preparing carboxymethyl-cellulose
JPS4928272B1 (en) 1969-03-04 1974-07-25
US4063018A (en) * 1975-04-07 1977-12-13 Daicel Ltd. Process for preparing alkali metal salt of carboxymethyl cellulose ether
US4250305A (en) 1978-09-01 1981-02-10 Kohjin Co., Ltd. Process for preparing cellulose ether
DE2929002A1 (en) 1979-07-18 1981-02-12 Henkel Kgaa METHOD FOR PRODUCING CELLULOSE DERIVATIVES BY MEANS OF PARTICULARLY REACTIVE ALKALICELLULOSE
DE3236158A1 (en) * 1982-09-30 1984-04-05 Hoechst Ag, 6230 Frankfurt METHOD FOR THE ETHERATION OF CELLULOSE WITH MONOCHLORIC ACID ALKYL ESTERS
DE3246676A1 (en) * 1982-12-16 1984-06-20 Hoechst Ag, 6230 Frankfurt Process for the preparation of water-soluble sodium carboxymethylcellulose
DE3338747A1 (en) 1983-10-25 1985-05-09 Mannesmann Rexroth GmbH, 8770 Lohr HYDROSTATIC MACHINE WITH A CONSTANT OR CHANGEABLE DISPLAY VOLUME
DD233376A1 (en) 1984-12-28 1986-02-26 Finowtal Chem Fab PROCESS FOR THE PREPARATION OF CARBOXYMETHYL CELLULOSE
JPS62149701A (en) * 1985-12-24 1987-07-03 Daicel Chem Ind Ltd Production of alkali metal salt of carboxymethylcellulose ether of low degree substitution
JPH09208601A (en) * 1996-02-06 1997-08-12 Nippon Paper Ind Co Ltd Preparation of carboxymethylcellulose ether alkali metal salt
DE19746264A1 (en) 1997-10-20 1999-04-29 Wolff Walsrode Ag Cellulose ether with low salt content
EP1565496A2 (en) 2002-11-26 2005-08-24 Hercules Incorporated Soluble, associative carboxymethylcellulose, method of making, and uses thereof
JP2008222859A (en) * 2007-03-13 2008-09-25 Dai Ichi Kogyo Seiyaku Co Ltd Production method of sodium carboxymethylcellulose having high yield value

Also Published As

Publication number Publication date
WO2011120533A1 (en) 2011-10-06
US20130012696A1 (en) 2013-01-10
KR101709930B1 (en) 2017-02-24
MX2012011330A (en) 2012-11-16
KR20130084222A (en) 2013-07-24
CN102822204A (en) 2012-12-12
EP2552968B1 (en) 2017-03-01
JP2013523919A (en) 2013-06-17
CN102822204B (en) 2015-10-07
MX352476B (en) 2017-11-27
EP2552968A1 (en) 2013-02-06
BR112012018829B1 (en) 2019-10-29

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 30/03/2010, OBSERVADAS AS CONDICOES LEGAIS. (CO) 20 (VINTE) ANOS CONTADOS A PARTIR DE 30/03/2010, OBSERVADAS AS CONDICOES LEGAIS

B25A Requested transfer of rights approved

Owner name: THE DOW CHEMICAL COMPANY (US)

B25A Requested transfer of rights approved

Owner name: DDP SPECIALTY ELECTRONIC MATERIALS US, INC. (US)

B25D Requested change of name of applicant approved

Owner name: DDP SPECIALTY ELECTRONIC MATERIALS US, LLC (US)

B25A Requested transfer of rights approved

Owner name: NUTRITION AND BIOSCIENCES USA 1, LLC (US)